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United States Patent | 5,529,527 |
Watkins | June 25, 1996 |
Cannons for launching confetti into the air are disclosed in which readily removable connectors secure the elongated hollow tubes filled with confetti to a source of compressed gas. The elongated hollow tubes may be composed of plastic or cardboard, and the readily removable connectors include threaded joints, bayonet joints and quick-disconnect couplings.
Inventors: | Watkins; James O. (14920 Mt. Nebo Rd., Poolesville, MD 20837) |
Appl. No.: | 111608 |
Filed: | August 25, 1993 |
Current U.S. Class: | 446/475; 124/60; 124/71; 124/74; 222/325; 446/176 |
Intern'l Class: | A63H 037/00 |
Field of Search: | 446/176,199,211,212,429,475 124/60,70,71,74 222/4,5,637,325 |
825843 | Jul., 1906 | Kliemandt | 446/475. |
1122421 | Dec., 1914 | Redington et al. | 446/176. |
2153419 | Apr., 1939 | Hoffman | 222/4. |
2345173 | Mar., 1944 | Baggott | 446/475. |
2375314 | May., 1945 | Mills | 124/70. |
2725048 | Nov., 1955 | Koogle | 124/74. |
2746737 | Jul., 1956 | Resch | 446/211. |
3112645 | Dec., 1963 | Glass | 222/5. |
3345977 | Oct., 1967 | Hall | 124/77. |
3382859 | May., 1968 | Myers | 124/70. |
3669087 | Jun., 1972 | Hamrick | 124/74. |
4266813 | May., 1981 | Oliver | 285/12. |
4446990 | May., 1984 | Stevenson et al. | 222/637. |
4678377 | Jul., 1987 | Bouchard | 222/637. |
5015211 | May., 1991 | Reveen | 446/475. |
5149290 | Sep., 1992 | Reveen | 446/475. |
5180109 | Jan., 1993 | Schwartzbauer et al. | 222/637. |
5226567 | Jul., 1993 | Sansalone | 222/637. |
Foreign Patent Documents | |||
1710086 | Feb., 1992 | SU | 446/475. |